diff --git a/ge/hybrid/model/hybrid_model_builder.cc b/ge/hybrid/model/hybrid_model_builder.cc
index 55f3c4dd..316b94de 100755
--- a/ge/hybrid/model/hybrid_model_builder.cc
+++ b/ge/hybrid/model/hybrid_model_builder.cc
@@ -806,7 +806,7 @@ Status HybridModelBuilder::LoadGraph() {
     }
   }
 
-  GE_CHK_STATUS_RET(ParseDependentForHcclNodes(), "Failed to establish dependencies for hccl ops");
+  GE_CHK_STATUS_RET(ParseDependentByParallelGroup(), "Failed to establish dependencies for hccl ops");
   GELOGI("Done loading all subgraphs successfully.");
   return SUCCESS;
 }
@@ -1907,7 +1907,7 @@ Status HybridModelBuilder::LoadDynamicSubgraph(ComputeGraph &graph, bool is_root
     NodeItem *node_item = nullptr;
     GE_CHK_STATUS_RET_NOLOG(GetOrCreateNodeItem(node, &node_item));
     GE_CHK_STATUS_RET_NOLOG(BuildNodeItem(node, *node_item));
-    GE_CHK_STATUS_RET_NOLOG(ParseParallelGroups(node_item));
+    GE_CHK_STATUS_RET_NOLOG(CollectParallelGroups(node_item));
     GE_CHK_STATUS_RET_NOLOG(UpdateAnchorStatus(node)); // needed by FE generate task
 
     node_item->input_start = input_start;
@@ -2015,16 +2015,16 @@ Status HybridModelBuilder::CheckAicpuOpList() {
   return SUCCESS;
 }
 
-Status HybridModelBuilder::ParseParallelGroups(NodeItem *node_item) {
+Status HybridModelBuilder::CollectParallelGroups(NodeItem *node_item) {
   const auto &node = node_item->node;
   auto executor_type = NodeExecutorManager::GetInstance().ResolveExecutorType(*node);
   if (executor_type == NodeExecutorManager::ExecutorType::HCCL) {
     std::string parallel_group;
     if (AttrUtils::GetStr(node->GetOpDesc(), ATTR_NAME_PARALLEL_GROUP, parallel_group)) {
       GELOGD("[%s] Got parallel group = %s", node_item->NodeName().c_str(), parallel_group.c_str());
-      group_to_nodes_[parallel_group].emplace(node_item);
+      parallel_group_to_nodes_[parallel_group].emplace(node_item);
       std::set<std::string> group{parallel_group};
-      node_to_groups_[node_item].emplace(parallel_group);
+      node_to_parallel_groups_[node_item].emplace(parallel_group);
     }
   } else if (executor_type == NodeExecutorManager::ExecutorType::COMPILED_SUBGRAPH) {
     std::set<std::string> parallel_groups;
@@ -2049,25 +2049,28 @@ Status HybridModelBuilder::ParseParallelGroups(NodeItem *node_item) {
 
     if (!parallel_groups.empty()) {
       for (const auto &parallel_group : parallel_groups) {
-        group_to_nodes_[parallel_group].emplace(node_item);
+        parallel_group_to_nodes_[parallel_group].emplace(node_item);
         GELOGD("[%s] has parallel group: %s", node_item->NodeName().c_str(), parallel_group.c_str());
       }
-      node_to_groups_.emplace(node_item, std::move(parallel_groups));
+      node_to_parallel_groups_.emplace(node_item, std::move(parallel_groups));
     }
   }
 
   return SUCCESS;
 }
 
-Status HybridModelBuilder::ParseDependentForHcclNodes() {
-  for (const auto &it : node_to_groups_) {
+Status HybridModelBuilder::ParseDependentByParallelGroup() {
+  for (const auto &it : node_to_parallel_groups_) {
     auto node_item = it.first;
     auto dst_engine_type = NodeExecutorManager::GetInstance().ResolveExecutorType(*node_item->node);
     for (const auto &parallel_group : it.second) {
-      auto &dependent_nodes = group_to_nodes_[parallel_group];
+      auto &dependent_nodes = parallel_group_to_nodes_[parallel_group];
       NodeItem *nearest_dep_node = nullptr;
       int max_id = -1;
       for (auto &dep_node : dependent_nodes) {
+        if (node_item == dep_node) {
+          continue;
+        }
         auto src_engine_type = NodeExecutorManager::GetInstance().ResolveExecutorType(*dep_node->node);
         if (src_engine_type == dst_engine_type) {
           continue;
diff --git a/ge/hybrid/model/hybrid_model_builder.h b/ge/hybrid/model/hybrid_model_builder.h
index 0b91afbe..1481d61e 100644
--- a/ge/hybrid/model/hybrid_model_builder.h
+++ b/ge/hybrid/model/hybrid_model_builder.h
@@ -63,10 +63,10 @@ class HybridModelBuilder {
   Status BuildNodeItem(const NodePtr &node, NodeItem &node_item);
   Status GetOrCreateNodeItem(const NodePtr &node, NodeItem **node_item);
   Status ParseForceInfershapeNodes(const NodePtr &node, NodeItem &node_item);
-  Status ParseParallelGroups(NodeItem *node_item);
+  Status CollectParallelGroups(NodeItem *node_item);
   Status ParseDependentInputNodes(NodeItem &node_item, const std::vector<string> &dependencies);
   Status ParseDependentForFusedSubgraph(NodeItem &node_item, std::set<ge::NodePtr> &dependencies);
-  Status ParseDependentForHcclNodes();
+  Status ParseDependentByParallelGroup();
   Status IndexTaskDefs();
   Status IndexTaskDefs(const ComputeGraphPtr &sub_graph, const GeModelPtr &ge_model);
   Status IndexSpecialNodes();
@@ -102,8 +102,8 @@ class HybridModelBuilder {
   ComputeGraphPtr root_graph_;
   std::map<std::string, GeModelPtr> subgraph_models_;
   std::map<std::string, NodePtr> constant_op_nodes_;
-  std::map<std::string, std::set<NodeItem *>> group_to_nodes_;
-  std::map<NodeItem *, std::set<std::string>> node_to_groups_;
+  std::map<std::string, std::set<NodeItem *>> parallel_group_to_nodes_;
+  std::map<NodeItem *, std::set<std::string>> node_to_parallel_groups_;
 
   HybridModel &hybrid_model_;
   std::map<NodePtr, std::vector<std::pair<int, NodePtr>>> node_ref_inputs_;
diff --git a/tests/ut/ge/hybrid/ge_hybrid_unittest.cc b/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
index e5669d15..2166b274 100644
--- a/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
+++ b/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
@@ -19,10 +19,12 @@
 #include <vector>
 #include "runtime/rt.h"
 
+#include "graph/utils/node_utils.h"
 #define protected public
 #define private public
 #include "hybrid/model/hybrid_model_builder.h"
 #include "hybrid/model/hybrid_model.h"
+#include "hybrid/node_executor/node_executor.h"
 #include "model/ge_model.h"
 #include "model/ge_root_model.h"
 #include "hybrid/node_executor/aicore/aicore_op_task.h"
@@ -247,7 +249,7 @@ TEST_F(UtestGeHybrid, init_weight_success) {
   ASSERT_EQ(ret,PARAM_INVALID);
 }
 
-  TEST_F(UtestGeHybrid, hybrid_model_executor) {
+TEST_F(UtestGeHybrid, hybrid_model_executor) {
   ComputeGraphPtr compute_graph = MakeShared<ComputeGraph>("abc");
   GeRootModelPtr root_model = MakeShared<ge::GeRootModel>(compute_graph);
   HybridModel model(root_model);
@@ -258,3 +260,71 @@ TEST_F(UtestGeHybrid, init_weight_success) {
   HybridModelExecutor executor(model_ptr, device_id, stream);
   executor.Init();
 }
+
+TEST_F(UtestGeHybrid, test_parse_parallel_group) {
+  NodeExecutorManager::GetInstance().engine_mapping_.emplace("ops_kernel_info_hccl",
+                                                             NodeExecutorManager::ExecutorType::HCCL);
+  ComputeGraphPtr compute_graph = MakeShared<ComputeGraph>("test");
+  OpDescPtr op_desc = CreateOpDesc("AllReduce", "AllReduce");
+  op_desc->SetId(0);
+  ge::AttrUtils::SetStr(op_desc, ATTR_NAME_PARALLEL_GROUP, "group_1");
+  auto node = compute_graph->AddNode(op_desc);
+  std::unique_ptr<NodeItem> node_item;
+  NodeItem::Create(node, node_item);
+  node_item->node_id = 0;
+
+  op_desc->SetOpKernelLibName("ops_kernel_info_hccl");
+  GeRootModelPtr root_model = MakeShared<ge::GeRootModel>(compute_graph);
+  HybridModel model(root_model);
+
+  HybridModelBuilder builder(model);
+  builder.root_graph_ = compute_graph;
+  ASSERT_EQ(builder.CollectParallelGroups(node_item.get()), SUCCESS);
+
+  ASSERT_EQ(builder.node_to_parallel_groups_.size(), 1);
+  ASSERT_EQ(builder.parallel_group_to_nodes_.size(), 1);
+
+  OpDescPtr op_desc_1 = CreateOpDesc("subgraph", "PartitionedCall");
+  op_desc_1->AddSubgraphName("subgraph");
+  auto node_1 = compute_graph->AddNode(op_desc_1);
+
+  ComputeGraphPtr subgraph = MakeShared<ComputeGraph>("subgraph");
+  ASSERT_EQ(NodeUtils::SetSubgraph(*node_1, 0, subgraph), GRAPH_SUCCESS);
+
+  std::unique_ptr<NodeItem> node_item_1;
+  NodeItem::Create(node_1, node_item_1);
+  node_item_1->node_id = 1;
+
+  ASSERT_EQ(builder.CollectParallelGroups(node_item_1.get()), SUCCESS);
+  ASSERT_EQ(builder.node_to_parallel_groups_.size(), 1);
+  ASSERT_EQ(builder.parallel_group_to_nodes_.size(), 1);
+
+  OpDescPtr op_desc_2 = CreateOpDesc("sub_node_1", "AllReduce");
+  ge::AttrUtils::SetStr(op_desc_2, ATTR_NAME_PARALLEL_GROUP, "group_1");
+  auto node_2 = subgraph->AddNode(op_desc_2);
+  ASSERT_TRUE(node_2 != nullptr);
+
+  OpDescPtr op_desc_3 = CreateOpDesc("sub_node_2", "AllReduce2");
+  ge::AttrUtils::SetStr(op_desc_3, ATTR_NAME_PARALLEL_GROUP, "group_2");
+  auto node_3 = subgraph->AddNode(op_desc_3);
+  ASSERT_TRUE(node_3 != nullptr);
+
+  ASSERT_EQ(builder.CollectParallelGroups(node_item_1.get()), SUCCESS);
+  ASSERT_EQ(builder.node_to_parallel_groups_.size(), 2);
+  ASSERT_EQ(builder.parallel_group_to_nodes_.size(), 2);
+  ASSERT_EQ(builder.parallel_group_to_nodes_["group_1"].size(), 2);
+  ASSERT_EQ(builder.parallel_group_to_nodes_["group_2"].size(), 1);
+
+  ASSERT_FALSE(node_item->has_observer);
+  ASSERT_TRUE(node_item_1->dependents_for_execution.empty());
+  ASSERT_EQ(builder.ParseDependentByParallelGroup(), SUCCESS);
+  ASSERT_TRUE(node_item->has_observer);
+  ASSERT_EQ(node_item_1->dependents_for_execution.size(), 1);
+  ASSERT_EQ(node_item_1->dependents_for_execution[0], node);
+
+  // repeat parse
+  ASSERT_EQ(builder.ParseDependentByParallelGroup(), SUCCESS);
+  ASSERT_TRUE(node_item->has_observer);
+  ASSERT_EQ(node_item_1->dependents_for_execution.size(), 1);
+  ASSERT_EQ(node_item_1->dependents_for_execution[0], node);
+}
\ No newline at end of file